For aesthetic appearances

3/4-10 x 6 A307 Grade A Carriage Bolt HDG

5/16-24 x 1 Grade 5 Hex Cap Screw Plain Domestic USA (100)

5/8-11 x 6 Grade 5 Hex Cap Screw Plain Domestic USA (65)

TimberLOK® Heavy Duty Wood Screws are designed with shear values stronger than 3/8 inch lag screws

1/4-28 x 5 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (50) 1/2-20 Hex Cap Screws 18-8 Stainless Steel For aesthetic appearances1 4 28 x 5 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (50) . Grade 5 Hex Cap Screws are manufactured in the USA from medium carbon steel. Our Grade 5 material meets or exceeds SAE J429 Grade 5 specifications. All products are manufactured with rolled threads. Typical hardness on diameters 1 4 to 1 inch is HRC 25 34. On diameters over 1 inch to 1 1 2 hardness will range from HRC 19 30. Tensile strength for diameters 1 4 to 1 inch is a minimum of